<template>
    <div class="login-wrap">
        <div class="ms-login">
            <div class="ms-title">后台管理系统</div>
            <el-form :model="param" :rules="rules" ref="login" label-width="0px" class="ms-content">
                <el-form-item prop="username">
                    <el-input v-model="param.username" placeholder="username">
                        <template #prepend>
                            <el-button icon="el-icon-user"></el-button>
                        </template>
                    </el-input>
                </el-form-item>
                <el-form-item prop="password">
                    <el-input type="password" placeholder="password" v-model="param.password"
                        @keyup.enter="submitForm()">
                        <template #prepend>
                            <el-button icon="el-icon-lock"></el-button>
                        </template>
                    </el-input>
                </el-form-item>
                <div class="login-btn">
                    <el-button type="primary" @click="submitForm()">登录</el-button>
                </div>
                <el-link class="login-tips" @click="registerPage()">如果没有账号请注册</el-link>
            </el-form>
        </div>
    </div>
</template>

<script>
    import { login } from '@/utils/common'
    export default {
        data() {
            return {
                param: {
                    username: "",
                    password: ""
                },
                rules: {
                    username: [{
                        required: true,
                        message: "请输入用户名",
                        trigger: "blur"
                    }],
                    password: [{
                        required: true,
                        message: "请输入密码",
                        trigger: "blur"
                    }]
                }
            };
        },
        created() {
            this.$store.commit("clearTags");
        },
        methods: {
            async registerPage() {
                this.$router.push("/register")
            },

            async submitForm() {
                var logdata = {
                    username: this.param.username,
                    password: this.param.password
                }
                await login(logdata).then((res) => {  
                    if ( res == 'login Success') {
                        this.$message.success("登录成功");
                        localStorage.setItem("ms_username", this.param.username);
                        this.$router.push("/");
                    }else if  (res == 'login Error') {
                        this.$message.error("请输入正确账号或者密码");
                        return false;
                    }

                })
            }
        }
    };
</script>

<style scoped>
    .login-wrap {
        position: relative;
        width: 100%;
        height: 100%;
        background-image: url(../assets/img/login-bg.jpg);
        background-size: 100%;
    }

    .ms-title {
        width: 100%;
        line-height: 50px;
        text-align: center;
        font-size: 20px;
        color: #fff;
        border-bottom: 1px solid #ddd;
    }

    .ms-login {
        position: absolute;
        left: 50%;
        top: 50%;
        width: 350px;
        margin: -190px 0 0 -175px;
        border-radius: 5px;
        background: rgba(255, 255, 255, 0.3);
        overflow: hidden;
    }

    .ms-content {
        padding: 30px 30px;
    }

    .login-btn {
        text-align: center;
    }

    .login-btn button {
        width: 100%;
        height: 36px;
        margin-bottom: 10px;
    }

    .login-tips {
        font-size: 12px;
        line-height: 30px;
        color: rgba(62, 68, 8, 0.863);
    }
</style>